Home / 3,520,427.58-4,856,642.51-2,124,210.42

Finding the Fourth Proportional to 3,520,427.58, 4,856,642.51 and 2,124,210.42

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Solution

The fourth proportional to 3,520,427.58, 4,856,642.51 and 2,124,210.42 is: 2,930,476.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,427.58 : 4,856,642.51 = 2,124,210.42 : x
  2. Step 2: Convert to fraction form
    3,520,427.58/4,856,642.51 = 2,124,210.42/x
  3. Step 3: Cross multiply
    3,520,427.58x = 4,856,642.51 × 2,124,210.42
  4. Step 4: Simplify right side
    3,520,427.58x = 10,316,530,615,335.90
  5. Step 5: Solve for x
    x = 10,316,530,615,335.90/3,520,427.58
  6. Step 6: Final answer
    x = 2,930,476.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.